SMALL, EXTRA WIDE SMALL, MEDIUM, LARGE, AND EXTRA WIDE ARCHES.
APPROX OPENING SIZES FOR ARCHES
(Note: Actual size depends on corbels selected)
SMALL WINDSOR ARCH:
|813mm - 991mm|
|EXTRA WIDE SMALL WINDSOR ARCH:||Up to 3.0 m - arch top in 2 sections joined in centre using keystone cover.|
|MEDIUM WINDSOR ARCH:||1180mm - 1440mm|
|LARGE WINDSOR ARCH:||1422mm - 1829mm|
|EXTRA WIDE WINDSOR ARCH:||Up to 3.360m - arch top in 2 sections joined in centre using keystone cover.|
Cut arch top to length required by cutting at ends with a saw.
Arch top can then be used as a template pattern to cut Gibboard to shape.
Fit arch top by glueing and screwing, Use construction adhesive - eg Bostik Stud and Wallboard. Cut jambs to length required and fix as before. Fix the Gibboard previously cut to shape above arch each side. Attach the corbels using plaster cornice cement as the adhesive - mix to a paste with water - push into position and hold for 1-2 mins. Plaster the gap between the arch and Gibboard neatly. Sandpaper when dry if required. Paint with Flat or Semi-gloss Alkyd paint system.